Libero
In 2006, Sejong Robotics of South Korea launched an edutainment humanoid robot aptly named Libero. When it was released, it stood out among its contemporaries, largely due to its features and attributes that made it pleasant to consumers.
Libero is serves as a vacuum-cleaning robot. It has suction and a brush allowing it to clean dirt and dust on the floor easily. This humanoid robot also has updatable online content ensuring that the lessons programmed within its system were always fresh and new.
Libero is able to move its head just like its competitors. Its facial expressions were provided by its moving parts for the eyebrows and lips. It has three degrees of freedom in each arm.
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